Home / 3,628.98-5,443.45-1,031.92

Finding the Fourth Proportional to 3,628.98, 5,443.45 and 1,031.92

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Solution

The fourth proportional to 3,628.98, 5,443.45 and 1,031.92 is: 1,547.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.98 : 5,443.45 = 1,031.92 : x
  2. Step 2: Convert to fraction form
    3,628.98/5,443.45 = 1,031.92/x
  3. Step 3: Cross multiply
    3,628.98x = 5,443.45 × 1,031.92
  4. Step 4: Simplify right side
    3,628.98x = 5,617,188.74
  5. Step 5: Solve for x
    x = 5,617,188.74/3,628.98
  6. Step 6: Final answer
    x = 1,547.87

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.